Threadfin Rainbowfish are delicate, slender fish with long, flowing fin extensions. They’re peaceful, top-swimming fish that ...

Fish use nearly twice as much energy to hover as to rest, revealing that staying still in water is anything but effortless.

Fish make hanging motionless in the water column look effortless, and scientists had long assumed hovering was a type of rest ...

Fish make hanging motionless in the water column look effortless, and scientists had long assumed that this meant that it was ...

Using aquariums behind a fake wall and placing frames around the visible side of the aquariums creates a stunning display of ...

In this video, we take down an old pool pond and install a new 3000-gallon saltwater system.

Lozovaya discovered the unique fish tank outside of the aquarium at the Yalta-Intourist Hotel on the southern Crimean Peninsula, and said that it was created seven years prior by the aquarium's ...

And so, if you're planning to start or upgrade your aquarium, here we list five beautiful and exotic fish species that are both eye-catching and suitable for home tanks.

Only then can I swim like, well, a fish. To satisfy my curiosity about the ways animals who live in the ocean get around, I arrived at the Monterey Bay Aquarium for an early morning visit.

An oddly shaped deep-sea fish recently washed up on an Oregon beach, catching the attention of a local aquarium. The Seaside Aquarium identified the fish as a longnose lancetfish.

An auction in Allen Park will focus on fish and other things that go in an aquarium.

Russian mermaid performer Mariia Zelenina, 22, went viral after a giant fish attacked her by biting her head while she was underwater during a live show.